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Masahiro Kitagawa

北川　勝浩

Center for Quantum Information and Quantum Biology, Specially Appointed Professor (Full Time)

Education

  • - 1983/03, Osaka University, Graduate School, Division of Engineering
  • - 1981/03, Osaka University, Faculty of Engineering

Research History

  • 2024/04 - Present, Osaka University, Center for Quantum Information and Quantum Biology, Director, Specially-appointed Professor
  • 2021/04 - Present, Osaka University, Center for Quantum Information and Quantum Biology, Director
  • 2020/02 - Present, Japan Science and Technology Agency, Moonshot Director
  • 2003/04 - 2024/03, Osaka University, Graduate School of Engineering Science, Professor
  • 2020/03 - 2021/03, Osaka University, Center for Quantum Information and Quantum Biology, Director
  • 2018/07 - 2020/02, Osaka University, Quantum Information and Quantum Biology Division, Director
  • 2016/04 - 2019/03, Osaka University, Center for Science and Technology under Extreme Conditions, Graduate School of Engineering Science, Director
  • 1997/04 - 2003/03, Osaka University, Graduate School of Engineering Science, Associate Professor
  • 1996/04 - 1997/03, Osaka University, School of Engineering Science, Associate Professor
  • 1993/04 - 1996/03, Osaka University, School of Engineering Science, Assistant Professor
  • 1991/03 - 1993/03, NTT基礎研究所主任研究員
  • 1985/04 - 1991/02, NTT基礎研究所研究員
  • 1983/04 - 1985/03, 日本電信電話公社武蔵野電気通信研究所研究員

Research Areas

  • Natural sciences, Semiconductors, optical and atomic physics
  • Natural sciences, Mathematical physics and basic theory
  • Informatics, High-performance computing
  • Nanotechnology/Materials, Optical engineering and photonics

Professional Memberships

  • 量子生命科学会
  • American Physical Society
  • 日本物理学会

Papers

  • Room-temperature hyperpolarization of polycrystalline samples with optically polarized triplet electrons: pentacene or nitrogen-vacancy center in diamond?, Koichiro Miyanishi,Takuya F. Segawa,Kazuyuki Takeda,Izuru Ohki,Shinobu Onoda,Takeshi Ohshima,Hiroshi Abe,Hideaki Takashima,Shigeki Takeuchi,Alexander I. Shames,Kohki Morita,Yu Wang,Frederick T.-K. So,Daiki Terada,Ryuji Igarashi,Akinori Kagawa,Masahiro Kitagawa,Norikazu Mizuochi,Masahiro Shirakawa,Makoto Negoro, Magnetic Resonance, Copernicus GmbH, Vol. 2, No. 1, p. 33-48, 2021/02/17
  • Architecture to achieve nuclear magnetic resonance spectroscopy with a superconducting flux qubit, Koichiro Miyanishi,Yuichiro Matsuzaki,Hiraku Toida,Kosuke Kakuyanagi,Makoto Negoro,Masahiro Kitagawa,Shiro Saito, PHYSICAL REVIEW A, AMER PHYSICAL SOC, Vol. 101, No. 5, 2020/05
  • Long-lived state in a four-spin system hyperpolarized at room temperature, Koichiro Miyanishi,Naoki Ichijo,Makoto Motoyama,Akinori Kagawa,Makoto Negoro,Masahiro Kitagawa, Quantum Science and Technology, Vol. 5, No. 2, 2020/03
  • High-Field NMR with Dissolution Triplet-DNP, Kagawa, A,Miyanishi, K,Ichijo, N,Negoro, M,Nakamura, Y,Enozawa, H,Murata, T,Morita, T,Kitagawa, M, Journal of Magnetic Resonance, Vol. 309, 2019/10
  • Boosting computational power through spatial multiplexing in quantum reservoir computing, K. Nakajima,K. Fujii,M. Negoro,K. Mitarai,M. Kitagawa, Physical Review Applied, Vol. 11, No. 3, 2019/03
  • Dynamic nuclear polarization with photo-excited triplet electrons using 6,13-diphenylpentacene, Kenichiro Tateishi,Makoto Negoro,Hiroshi Nonaka,Akinori Kagawa,Shinsuke Sando,Satoshi Wada,Masahiro Kitagawa,Tomohiro Uesaka, Physical Chemistry Chemical Physics, Vol. 21, No. 36, p. 19737-19741, 2019
  • Quantum analog-digital conversion, K. Mitarai,M. Kitagawa,K. Fujii, PHYSICAL REVIEW A, AMER PHYSICAL SOC, Vol. 99, No. 1, p. 012301:1-012301:8, 2019/01
  • Dynamic Nuclear Polarization Using Photo-Excited Triplet Electron Spins in Eutectic Mixtures, Kagawa, A,Negoro, M,Ohba, R,Ichijo, N,Takamine, K,Nakamura, Y,Murata, T,Morita, Y,Kitagawa, M, J. Phys. Chem. A, Vol. 122, p. 9670-9675, 2018/11
  • Quantum Circuit Learning, K. Mitarai,M. Negoro,M. Kitagawa,K. Fujii, Physical Review A, Vol. 98, No. 3, p. 032309:1-032309:6, 2018/09
  • Dissolution Dynamic Nuclear Polarization at Room Temperature Using Photoexcited Triplet Electrons, Makoto Negoro,Akinori Kagawa,Kenichiro Tateishi,Yoshiki Tanaka,Tomohiro Yuasa,Keigo Takahashi,Masahiro Kitagawa, The journal of physical chemistry. A, Vol. 122, No. 17, p. 4294-4297, 2018/04
  • Quantum Information Technology : Quantum Innovation in Electronics, Information and Communication, Nobuyuki Imoto,Masahiro Kitagawa, 電子情報通信学会, Vol. 100, No. 9, p. 968-973, 2017/09
  • Design method of dynamical decoupling sequences integrated with optimal control theory, Yutaka Tabuchi,Makoto Negoro,Masahiro Kitagawa, PHYSICAL REVIEW A, AMER PHYSICAL SOC, Vol. 96, No. 2, p. 022331-1-022331-10, 2017/08
  • A Ku band pulsed electron paramagnetic resonance spectrometer using an arbitrary waveform generator for quantum control experiments at millikelvin temperatures, Yung Szen Yap,Yutaka Tabuchi,Makoto Negoro,Akinori Kagawa,Masahiro Kitagawa, REVIEW OF SCIENTIFIC INSTRUMENTS, AMER INST PHYSICS, Vol. 86, No. 6, p. 063110-063110-7, 2015/06
  • Measurement-free topological protection using dissipative feedback., K. Fujii,M. Negoro,N. Imoto,M. Kitagawa, Physical Review X, AMER PHYSICAL SOC, Vol. 4, No. 4, p. 041039:1-041039:11, 2014/12
  • Room temperature hyperpolarization of nuclear spins in bulk, Kenichiro Tateishi,Makoto Negoro,Shinsuke Nishida,Akinori Kagawa,Yasushi Morita,Masahiro Kitagawa, Proceedings of the National Academy of Sciences, Vol. 111, No. 21, p. 7527-7530, 2014/05
  • Dynamic nuclear polarization with photoexcited triplet electrons in a glassy matrix, Kenichiro Tateishi,Makoto Negoro,Akinori Kagawa,Masahiro Kitagawa, Angewandte Chemie - International Edition, Vol. 52, No. 50, p. 13307-13310, 2013/12/09
  • Hyperpolarization of Thin Films with Dynamic Nuclear Polarization Using Photoexcited Triplet Electrons, Kenichiro Tateishi,Makoto Negoro,Akinori Kagawa,Tomohiro Uesaka,Masahiro Kitagawa, Jounal of the Physical Society of Japan, The Physical Society of Japan, Vol. 82, No. 8, 2013/07
  • Strongly driven electron spins using a Ku band stripline electron paramagnetic resonance resonator, Yung Szen Yap,Hiroshi Yamamoto,Yutaka Tabuchi,Makoto Negoro,Akinori Kagawa,Masahiro Kitagawa, Journal of Magnetic Resonance, ELSEVIER, Vol. 232, p. 62-67, 2013/07
  • Tandem Arrays of TEMPO and Nitronyl Nitroxide Radicals with Designed Arrangements on DNA, Atsumi Hiroshi,Maekawa Kensuke,Nakazawa Shigeaki,Shiomi Daisuke,Sato Kazunobu,Kitagawa Masahiro,Takui Takeji,Nakatani Kazuhiko, CHEMISTRY-A EUROPEAN JOURNAL, Vol. 18, No. 1, p. 178-183, 2012/01
  • Scalable spin amplification with a gain over a hundred, Makoto Negoro,Kenichiro Tateishi,Akinori Kagawa,Masahiro Kitagawa, Physical Review Letters, Vol. 107, No. 5, 2011/07/28
  • 2H-decoupling-accelerated 1H spin diffusion in dynamic nuclear polarization with photoexcited triplet electrons, Negoro,K. Nakayama,K. Tateishi,A. Kagawa,K. Takeda,M. Kitagawa, The Jounal of Chemical Physics, AIP Publishing, Vol. 133, No. 15, p. 154504-154504-6, 2010/10
  • Noncovalent Assembly of TEMPO Radicals Pair-wise Embedded on a DNA Duplex, Atsumi Hiroshi,Maekawa Kensuke,Nakazawa Shigeaki,Shiomi Daisuke,Sato Kazunobu,Kitagawa Masahiro,Takui Takeji,Nakatani Kazuhiko, CHEMISTRY LETTERS, The Chemical Society of Japan, Vol. 39, No. 6, p. 556-557, 2010/06/05
  • Total compensation of pulse transients inside a resonator, Y. Tabuchi,M. Negoro,K. Takeda,M. Kitagawa, Journal of Magnetic Resonance, ELSEVIER, Vol. 204, No. 2, p. 327-332, 2010/06
  • Programmed assembly of organic radicals on DNA, Maekawa Kensuke,Nakazawa Shigeaki,Atsumi Hiroshi,Shiomi Daisuke,Sato Kazunobu,Kitagawa Masahiro,Takui Takeji,Nakatani Kazuhiko, CHEMICAL COMMUNICATIONS, Vol. 46, No. 8, p. 1247-1249, 2010
  • Triple-Stranded Metallo-Helicates Addressable as Lloyd’s Electron Spin-Qubits, Morita, Y,Yakiyama, Y,Nakazawa, S,Murata, T,Ise, T,Hashizume, D,Shiomi, D,Sato, K,Kitagawa, M,Nakasuji, K,Takui, T, J. Am. Chem. Soc., Vol. 132, No. 20, p. 6944-6946, 2010
  • Active compensation of rf-pulse transients, Kazuyuki Takeda,Yutaka Tabuchi,Makoto Negoro,Masahiro Kitagawa, JOURNAL OF MAGNETIC RESONANCE, ACADEMIC PRESS INC ELSEVIER SCIENCE, Vol. 197, No. 2, p. 242-244, 2009/04
  • Magnetic-field cycling instrumentation for dynamic nuclear polarization-nuclear magnetic resonance using photoexcited triplets, Akinori Kagawa,Makoto Negoro,Kazuyuki Takeda,Masahiro Kitagawa, REVIEW OF SCIENTIFIC INSTRUMENTS, AMER INST PHYSICS, Vol. 80, No. 4, 2009/04
  • Optimization of H-1 spin density for dynamic nuclear polarization using photo-excited triplet electron spins, Akinori Kagawa,Yu Murokawa,Kazuyuki Takeda,Masahiro Kitagawa, JOURNAL OF MAGNETIC RESONANCE, ACADEMIC PRESS INC ELSEVIER SCIENCE, Vol. 197, No. 1, p. 9-13, 2009/03
  • Simultaneous adiabatic spin-locking cross polarization in solid-state NMR of paramagnetic complexes, Weng Kung Peng,Ago Samoson,Masahiro Kitagawa, CHEMICAL PHYSICS LETTERS, ELSEVIER SCIENCE BV, Vol. 460, No. 4-6, p. 531-535, 2008/07
  • Single-experiment-detectable multipartite entanglement witness for ensemble quantum computing, Robabeh Rahimi,Akira Saitoh,Mikio Nakahara,Masahiro Kitagawa, Physical Review A - Atomic, Molecular, and Optical Physics, Vol. 75, No. 3, 2007/03/12
  • Implementation of Molecular Spin Quantum Computing by Pulsed ENDOR Technique: Direct Observation of Quantum Entanglement and Spinor, SATO K,RAHIMI R,MORI N,NISHIDA S,TOYOTA K,SHIOMI D,MORITA Y,UEDA A,SUZUKI S,FURUKAWA K,NAKAMURA T,KITAGAWA M,NAKASUJI K,NAKAHARA M,HARA H,CARL P,HOFER P,TAKUI T, Physica E: Low-dimensional Systems and Nanostructures, Vol. 40, No. 2, p. 363-366, 2007
  • Matrix-product-state simulation of an extended Brüschweiler bulk-ensemble database search, Akira Saitoh,Masahiro Kitagawa, Physical Review A - Atomic, Molecular, and Optical Physics, Vol. 73, No. 6, 2006/06
  • Entanglement witness derived from NMR superdense coding, R Rahimi,K Takeda,M Ozawa,M Kitagawa, JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, IOP PUBLISHING LTD, Vol. 39, No. 9, p. 2151-2159, 2006/03
  • A new technique for cross polarization in solid-state NMR compatible with high spinning frequencies and high magnetic fields, WK Peng,K Takeda,M Kitagawa, CHEMICAL PHYSICS LETTERS, ELSEVIER SCIENCE BV, Vol. 417, No. 1-3, p. 58-62, 2006/01
  • Explicit implementation of quantum circuits on a quantum-cellular-automata-like architecture, Y. Kawano,S. Yamashita,M. Kitagawa, Physical Review A, American Physical Society, 2005/07
  • Existence of the exact CNOT on a quantum computer with the exchange interaction, Y. Kawano,K. Kimura,H. Sekigawa,M. Noro,K. Shirayanagi,M. Kitagawa,M. Ozawa, Quantum Information Processing, Vol. 4, p. 65-85-85, 2005/06
  • Enhancement of efficiency in photo-excitation to the triplet state by laser-pulse reshaping, Kazuyuki Takeda,Takeshi Yamamura,Akinori Kagawa,Masahiro Kitagawa, Journal of Magnetic Resonance, ELSEVIER, Vol. 174, No. 2, p. 310-313, 2005/03
  • Numerical analysis of boosting scheme for scalable NMR quantum computation, Akira Saitoh,Masahiro Kitagawa, Physical Review A - Atomic, Molecular, and Optical Physics, American Physical Society, Vol. 71, No. 2, 2005/02/01
  • Spin squeezing and decoherence limit in Ramsey spectroscopy, D Ulam-Orgikh,M Kitagawa, PHYSICAL REVIEW A, AMERICAN PHYSICAL SOC, Vol. 64, No. 5, 2001/11
  • Squeezed spin states, Masahiro Kitagawa,Masahito Ueda, Physical Review A, AMER PHYSICAL SOC, Vol. 47, No. 6, p. 5138-5143, 1993
  • Nonlinear-interferometric generation of number-phase-correlated fermion states, Masahiro Kitagawa,Masahito Ueda, Physical Review Letters, The American Physical Society, Vol. 67, No. 14, p. 1852-1854, 1991/09
  • Generation of number-phase minimum-uncertainty states and number states, Y. Yamamoto,S. Machida,N. Imoto,M. Kitagawa,G. Bj"ork, Journal of Optical Society of America B, OPTICAL SOC AMER, Vol. 4, No. 10, p. 1645-1662, 1987/10
  • Realization of number-phase minimum-uncertainty states and number states by quantum nondemolition measurement, M. Kitagawa,N. Imoto,Y. Yamamoto, Physical Review A, AMER PHYSICAL SOC, Vol. 35, No. 12, p. 5270-5273, 1987
  • Number-phase minimum-uncertainty state with reduced number uncertainty in a Kerr nonlinear interferometer, M. Kitagawa,Y. Yamamoto, Physical Review A, AMER PHYSICAL SOC, Vol. 34, No. 5, p. 3974-3988, 1986
  • Protein–Ligand Interaction Analyses with Nuclear Magnetic Resonance Spectroscopy Enhanced by Dissolution Triplet Dynamic Nuclear Polarization, K. Miyanishi,T. Sugiki,T. Matsui,R. Ozawa,Y. Hatanaka,H. Enozawa,Y. Nakamura,T. Murata,A. Kagawa,Y. Morita,T. Fujiwara,M. Kitagawa,M. Negoro, The Journal of Physical Chemistry Letters, American Chemical Society (ACS), p. 6241-6247, 2023/07/04
  • Triplet-DNP in magnetically oriented microcrystal arrays., Akinori Kagawa,Ryosuke Kusumi,Rintarou Nagase,Yuki Morishita,Koichiro Miyanishi,Kazuyuki Takeda,Masahiro Kitagawa,Makoto Negoro, Journal of magnetic resonance (San Diego, Calif. : 1997), Vol. 351, p. 107439-107439, 2023/04/13
  • Real‐time monitoring of enzyme‐catalyzed phosphoribosylation of anti‐influenza prodrug favipiravir by time‐lapse NMR spectroscopy, Toshihiko Sugiki,Akihiro Ito,Yuko Hatanaka,Masaki Tsukamoto,Tsuyoshi Murata,Koichiro Miyanishi,Akinori Kagawa,Toshimichi Fujiwara,Masahiro Kitagawa,Yasushi Morita,Makoto Negoro, NMR in Biomedicine, Wiley, Vol. 36, No. 5, 2022/12/05
  • Prediction of <sup>1</sup>H Singlet Relaxation via Intermolecular Dipolar Couplings Using the Molecular Dynamics Method, K. Miyanishi,W. Mizukami,M. Motoyama,N. Ichijo,A. Kagawa,M. Negoro,M. Kitagawa, The Journal of Physical Chemistry B, American Chemical Society (ACS), Vol. 126, No. 19, p. 3530-3538, 2022/05/19
  • Low Power, Fast and Broadband ESR Quantum Control Using a Stripline Resonator, Yung Szen Yap,Makoto Negoro,Mayuko Kuno,Yoshikiyo Sakamoto,Akinori Kagawa,Masahiro Kitagawa, Journal of the Physical Society of Japan, Physical Society of Japan, Vol. 91, No. 4, 2022/04/15
  • Experimental quantum kernel trick with nuclear spins in a solid, Takeru Kusumoto,Kosuke Mitarai,Keisuke Fujii,Masahiro Kitagawa,Makoto Negoro, npj Quantum Information, Springer Science and Business Media LLC, Vol. 7, No. 1, 2021/12
  • Learning temporal data with a variational quantum recurrent neural network, Yuto Takaki,Kosuke Mitarai,Makoto Negoro,Keisuke Fujii,Masahiro Kitagawa, Physical Review A, American Physical Society (APS), Vol. 103, No. 5, 2021/05/13
  • Performance analysis of precise control of electron spin qubit using FPGA RFSoC, Koide Takato,Kawai Yuta,Imawaka Hiroki,Niwase Ryohei,Miyoshi Takefumi,Negoro Makoto,Kagawa Akinori,Kitagawa Masahiro, Meeting Abstracts of the Physical Society of Japan, The Physical Society of Japan, Vol. 75.1, p. 658-658, 2020
  • 20pBJ-13 Solid state NMR demonstration of numerically optimized selective decoupling pulse, Negoro M.,Nakamura K.,Yonei Y.,Tabuchi Y.,Kitagawa M., Meeting Abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 71, p. 679-679, 2016
  • Realization of <sup>1</sup>H spin polarization of 40% at room temperature with dynamic nuclear polarization using photo-excited triplet electron spin, Tateishi Kenichiro,Negoro Makoto,Nishida Shinsuke,Kagawa Akinori,Morita Yasushi,Kitagawa Masahiro,Wada Satoshi,Uesaka Tomohiro, Meeting Abstracts of the Physical Society of Japan, The Physical Society of Japan, Vol. 71, p. 1031-1031, 2016
  • Quantum information processing experiments using nuclear and electron spins in molecules, Masahiro Kitagawa,Yasushi Morita,Akinori Kagawa,Makoto Negoro, Lecture Notes in Physics, Vol. 911, p. 587-603, 2016
  • An ab initio MO study of heavy atom effects on the zero-field splitting tensors of high-spin nitrenes: how the spin-orbit contributions are affected, Sugisaki Kenji,Toyota Kazuo,Sato Kazunobu,Shiomi Daisuke,Kitagawa Masahiro,Takui Takeji, Physical Chemistry Chemical Physics, Vol. 16, No. 19, p. 9171-9181, 2014
  • Pulsed Electron Spin Nutation Spectroscopy for Weakly Exchange-coupled Multi-spin Molecular Systems with Nuclear Hyperfine Couplings: A General Approach to Bi- and Tri-radicals and Determination of Their Spin Dipolar and Exchange Interactions, Ayabe, K,Sato, K,Nakazawa, S,Nishida, S,Sugisaki, K,Ise, T,Morita, Y,Toyota, K,Shiomi, D,Kitagawa, M,Suzuki, S,Okada, K,Takui, T, Mol. Phys., Vol. 111, p. 2767-2787, 2013/06
  • Quantum Chemical Calculations of the Zero-Field Splitting Tensors for Organic Spin Multiplets, Kenji Sugisaki,Kazuo Toyota,Kazunobu Sato,Daisuke Shiomi,Masahiro Kitagawa,Takeji Takui, Progress in Theoretical Chemistry and Physics, Springer Netherlands, p. 363-392, 2012/09/13
  • A Synthetic Two-Spin Quantum Bit: g-Engineered Exchange-Coupled Biradical Designed for Controlled-NOT Gate Operations, Nakazawa, S,Nishida, S,Ise, T,Yoshino, T,Mori, N,Rahimi, R. D,Sato, K,Morita, Y,Toyota, K,Shiomi, D,Kitagawa, M,Hara, H,Carl, P,Höfer, P,Takui, T, Angew. Chem. Int. Ed., Vol. 51, p. 9860-9864, 2012
  • Pulsed Electron Spin Nutation Spectroscopy of Weakly Exchange-Coupled Biradicals: A General Theoretical Approach and Determination of the Spin Dipolar Interaction, Ayabe, K,Sato, K,Nishida, S,Ise, T,Nakazawa, S,Sugisaki, K,Morita, Y,Toyota, K,Shiomi, D,Kitagawa, M,Takui, T, Phys. Chem. Chem. Phys., Vol. 14, p. 9137-9148, 2012
  • Ab initio and DFT studies of the spin-orbit and spin-spin contributions to the zero-field splitting tensors of triplet nitrenes with aryl scaffolds, Sugisaki Kenji,Toyota Kazuo,Sato Kazunobu,Shiomi Daisuke,Kitagawa Masahiro,Takui Takeji, Physical Chemistry Chemical Physics, Vol. 13, No. 15, p. 6939-6949, 2011
  • ESR and H-1-, F-19-ENDOR/TRIPLE Study of Fluorinated Diphenylnitroxides as Synthetic Bus Spin-Qubit Radicals with Client Qubits in Solution, Tomohiro Yoshino,Shinsuke Nishida,Kazunobu Sato,Shigeaki Nakazawa,Robabeh D. Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Takeji Takui, JOURNAL OF PHYSICAL CHEMISTRY LETTERS, AMER CHEMICAL SOC, Vol. 2, No. 5, p. 449-453, 2011
  • Spin-Orbit Contributions in High-Spin Nitrenes/Carbenes: A Hybrid CASSCF/MRMP2 Study of Zero-Field Splitting Tensors, Sugisaki Kenji,Toyota Kazuo,Sato Kazunobu,Shiomi Daisuke,Kitagawa Masahiro,Takui Takeji, Chemphyschem, Vol. 11, No. 14, p. 3146-3151, 2010
  • Corrigendum to ''Active compensation of rf-pulse transients" [J. Magn. Res. 197 (2009) 242-244] (DOI:10.1016/j.jmr.2008.12.012), Kazuyuki Takeda,Yutaka Tabuchi,Makoto Negoro,Masahiro Kitagawa, Journal of Magnetic Resonance, Vol. 199, No. 1, 2009/07
  • QUANTUM COMPUTING USING PULSE-BASED ELECTRON-NUCLEAR DOUBLE RESONANCE (ENDOR): MOLECULAR SPIN-QUBITS, Sato Kazuo,Nakazawa Shigeki,Rahimi Robabeh D,Nishida Shinsuke,Ise Tomoaki,Shimoi Daisuke,Toyota Kazuo,Morita Yasushi,Kitagawa Masahiro,Carl Parick,Hoefner Peter,Takui Takeji, MOLECULAR REALIZATIONS OF QUANTUM COMPUTING 2007, Vol. 2, p. 58-162, 2009
  • Ab initio calculations of spin-orbit contribution to the zero-field splitting tensors of n pi* excited states by the CASSCF method with MRMP2 energy correction, Sugisaki Kenji,Toyota Kazuo,Sato Kazunobu,Shiomi Daisuke,Kitagawa Masahiro,Takui Takeji, Chemical Physics Letters, Vol. 477, No. 4-6, p. 369-373, 2009
  • Molecular electron-spin quantum computers and quantum information processing: pulse-based electron magnetic resonance spin technology applied to matter spin-qubits, Kazunobu Sato,Shigeaki Nakazawa,Robabeh Rahimi,Tomoaki Ise,Shinsuke Nishida,Tomohiro Yoshino,Nobuyuki Mori,Kazuo Toyota,Daisuke Shiomi,Yumi Yakiyama,Yasushi Morita,Masahiro Kitagawa,Kazuhiro Nakasuji,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hoefer,Takeji Takui, JOURNAL OF MATERIALS CHEMISTRY, ROYAL SOC CHEMISTRY, Vol. 19, No. 22, p. 3739-3754, 2009
  • 分子スピン量子コンピュータを目指した新規弱交換相互作用系ヘテロスピンビラジカルの分子設計と合成開発, 伊瀬 智章,北川 勝浩,工位 武治,中澤 重顕,吉野 共広,森 展之,西田 辰介,佐藤 和信,豊田 和男,塩見 大輔,森田 靖, 基礎有機化学会（基礎有機化学連合討論会） 基礎有機化学討論会要旨集（基礎有機化学連合討論会予稿集）, Vol. 2008, p. 277-277, 2008
  • 分子スピン量子コンピュータのモデル系・新規ビラジカルの設計と合成: ビスデュレン架橋による交換相互作用の制御と<I>g</I>-engineeringの検討, 西田 辰介,北川 勝浩,工位 武治,伊瀬 智章,吉野 共広,中澤 重顕,森 展之,佐藤 和信,豊田 和男,塩見 大輔,森田 靖, 基礎有機化学会（基礎有機化学連合討論会） 基礎有機化学討論会要旨集（基礎有機化学連合討論会予稿集）, Vol. 2008, p. 276-276, 2008
  • A quantum universal source coding algorithm with logarithmic workspace, Masahiro Kitagawa, 2007/01
  • Schumacher compression with minimum time-space product, Masahiro Kitagawa, 2006/01
  • Pulsed endore-based quantum information processing, Robabeh Rahimi,Kazunobu Sato,Kou Furukawa,Kazuo Toyota,Daisuke Shiomi,Toshihiro Nakamura,Masahiro Kitagawa,Takeji Takui, International Journal of Quantum Information, Vol. 3, p. 197-204, 2005/11
  • Numerical analysis of boosting scheme for scalable NMR quantum computation, Akira SaiToh,Masahiro Kitagawa, Physical Review A, AMER PHYSICAL SOC, Vol. 71, No. 2, 2005/02
  • Detection of entanglement in NMR quantum information processing, R Rahimi,K Takeda,M Kitagawa, Realizing Controllable Quantum States, WORLD SCIENTIFIC PUBL CO PTE LTD, p. 288-292, 2005
  • Logarithmic-weight Enumerative Coding Algorithms for Efficient Quantum Compression, Masahiro Kitagawa, 2005/01
  • Experimental quantum computation with molecules, Masahiro Kitagawa, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Vol. 2450, p. 21-27, 2003
  • On the computational power of constant-depth quantum circuits with gates for addition, Yasuhiro Takahashi,Yasuhito Kawano,Masahiro Kitagawa, 2003 Congress on Evolutionary Computation, CEC 2003 - Proceedings, IEEE Computer Society, Vol. 1, p. 154-161, 2003
  • Initialization and scalability of NMR quantum computers, M Kitagawa,A Kataoka,T Nishimura, QUANTUM COMMUNICATION, MEASUREMENT AND COMPUTING, PROCEEDINGS, RINTON PRESS, INC, Vol. pp. 275-280, p. 275-280, 2003
  • Extraction of NMR Quantum Computation Signal with Parity Gate, M. Kitagawa, Quantum Coherence and Decoherence, Elsevier, Vol. pp. 33-36, 1999/04
  • Loop interferometer and new recycling scheme for gravitational wave detection, Masahiro Kitagawa,Takehiko Katou,Ryo Nakahara,Tomoya Kan,Akihiro Morimoto,Tetsuro Kobayashi, Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest, 1997
  • Fiber loop interferometer for quantum cryptography, Masahiro Kitagawa,Mitsuo Kaji,Tetsuro Kobayashi, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series, Vol. 12, p. 18-19, 1997
  • Beamsplitter for N photons as a single quantum object, Masahiro Kitagawa, Pacific Rim Conference on Lasers and Electro-Optics, CLEO - Technical Digest, 1997
  • REVERSIBILITY IN QUANTUM MEASUREMENT PROCESSES, M UEDA,M KITAGAWA, PHYSICAL REVIEW LETTERS, AMER PHYSICAL SOC, Vol. 68, No. 23, p. 3424-3427, 1992/06
  • II quantum mechanical limit in optical precision measurement and communication, Y. Yamamoto,S. Machida,S. Saito,N. Imoto,T. Yanagawa,M. Kitagawa,G. Björk, Progress in Optics, Vol. 28, No. C, p. 87-179, 1990/01/01
  • Recent progress in nonclassical photonic communications, N. Imoto,Y. Yamamoto,S. Machida,S. Saito,M. Kitagawa, IEE Conference Publication, No. 292 pt 1, p. 2-5, 1988
  • FORM BIREFRINGENCE OF SIO2/TA2O5 PERIODIC MULTILAYERS, M KITAGAWA,M TATEDA, APPLIED OPTICS, OPTICAL SOC AMER, Vol. 24, No. 20, p. 3359-3362, 1985

Misc.

  • Study of molecular interactions with dissolution Triplet-DNP, 松井拓海,杉木俊彦,宮西孝一郎,香川晃徳,香川晃徳,香川晃徳,北川勝浩,北川勝浩,藤原敏道,藤原敏道,根来誠, Abstracts. Annual Meeting of the NMR Society of Japan, Vol. 59th, 2020
  • Solid State Yellow Laser System for the Experiment on Laser-Assist Dynamic Nuclear Spin Polarization, Joe Nishibata,Yasunobu Arikawa,Akinori Kagawa,Makoto Negoro,Masahiro Kitagawa,Nozomi Nakajima,Shohei Sakata,Seungho Lee,Kazuki Matsuo,Farley K.F. Law,Hiroki Morita,Chang Liu,Huan Li,Yuki Abe,Ryosuke Mizutani,Akifumi Yogo,Mitsuo Nakai,Ryosuke Kodama,Shinsuke Fujioka, 2019/09
  • The development of spin polarized deuterium target for super directional neutron generation, Joe Nishibata,Yasunobu Arikawa,Akinori Kagawa,Makoto Negoro,Masahiro Kitagawa,Shohei Sakata,Chang Liu,Kazuki Matsuo,Hiroki Morita,Akifumi Yogo,Mitsuo Nakai,Yuki Abe,King Fai,Farley Law,Huan Li,Seungho Lee,Nozomi Nakajima,Ryosuke Mizutani,Shinsuke Fujioka,Ryosuke Kodama, 2019/04
  • 汎用計測機器やFPGAを用いたソフトウェア定義磁気共鳴分光システム, 濱崎宰,平澤和記,根来誠,猿渡俊介,三好健文,北川勝浩, 固体NMR・材料フォーラム報告, No. 60, 2016
  • Molecular spin qubits: Molecular optimization of synthetic spin qubits, molecular spin AQC and ensemble spin manipulation technology, Shigeaki Nakazawa,Shinsuke Nishida,Kazunobu Sato,Kazunobu Sato,Kazuo Toyota,Kazuo Toyota,Daisuke Shiomi,Daisuke Shiomi,Yasushi Morita,Kenji Sugisaki,Kenji Sugisaki,Elham Hosseini,Elham Hosseini,Koji Maruyama,Satoru Yamamoto,Masahiro Kitagawa,Masahiro Kitagawa,Takeji Takui,Takeji Takui, Lecture Notes in Physics, Vol. 911, p. 605-624, 2016/01/01
  • 10pAZ-4 Hamiltonian engineering based on averaging Hamiltonian theory and optimal control theory, Negoro M.,Tabuchi Y.,Suyama R.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 69, No. 2, p. 109-109, 2014/08/22
  • 高偏極化した核スピン系での磁気相転移の量子シミュレーション, KAGAWA AKINORI,NEGORO MAKOTO,KITANO TAKAHIRO,TATEISHI KEN'ICHIRO,NISHIDA SHINSUKE,MORITA YASUSHI,MARUYAMA ISAO,KITAGAWA MASAHIRO, 日本物理学会講演概要集, The Physical Society of Japan (JPS), Vol. 69, No. 2, p. 109-109, 2014/08/22
  • Quantum Information Processing Experiments using nuclear and electron spins, Vol. 48, No. 11, p. 619-629, 2013/11
  • Measurement-Free Topological Protection : Implementation, Negoro M.,Fujii K.,Imoto N.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 68, No. 2, p. 126-126, 2013/08/26
  • Measurement-Free Topological Protection : Thoery, Fujii K.,Negoro M.,Kitagawa M.,Imoto N., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 68, No. 2, p. 126-126, 2013/08/26
  • 18pAK-11 Numerical generation of dynamical decoupling sequences, Tabuchi Yutaka,Kitagawa Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 67, No. 2, p. 133-133, 2012/08/24
  • 18pAK-12 Implementation method of fast spin amplification, Negoro M.,Tateishi K.,Kagawa A.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 67, No. 2, p. 134-134, 2012/08/24
  • PLT Regulation Based on the Latest Insights, That Will Not Interfer with the Radio Services, OHISHI Masatoshi,KITAGAWA Masahiro, IEICE technical report. Electromagnetic compatibility, The Institute of Electronics, Information and Communication Engineers, Vol. 111, No. 492, p. 13-18, 2012/03/09
  • PLT Regulation Based on the Latest Insights, That Will Not Interference with the Radio Services, Vol. 36, No. 15, p. 13-18, 2012/03
  • 量子計算の基礎と分子のスピン (量子特集), 北川 勝浩,香川 晃徳,根来 誠, New diamond, オーム社, Vol. 27, No. 4, p. 7-11, 2011/10
  • 25pRB-10 Experimental realization of spin amplification with a gain over 100, Negoro M.,Tateishi K.,Kagawa A.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 66, No. 1, p. 181-181, 2011/03/03
  • 25pRB-9 Theory of Spin Amplification, Kitagawa Masahiro,Negoro Makoto, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 66, No. 1, p. 181-181, 2011/03/03
  • Mode conversion at switch branches in domestic power-line networks Analyses based on mixed-mode scattering matrices, KITAGAWA Masahiro,OHIRA Takashi, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. 110, No. 194, p. 47-52, 2010/08/27
  • Mixed-mode Scattering Matrix of a Balanced Transmission Line Unilaterally Loaded with a Stub in Series : Pencil-and-Paper Formulation, KITAGAWA Masahiro,OHIRA Takashi, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. 110, No. 155, p. 187-192, 2010/07/22
  • 光励起三重項電子を用いた動的核偏極による分子核スピン量子計算機の初期化, 香川 晃徳,北川 勝浩,根来 誠,キタガワ マサヒロ,ネゴロ マコト,カガワ アキノリ, 大阪大学低温センターだより, 大阪大学低温センター, Vol. 151, p. 3-7, 2010/07
  • Fatal errors in technical criteria for broadband power-line communications in Japan, KITAGAWA Masahiro, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. 109, No. 370, p. 63-68, 2010/01/14
  • Leaked Emissions due to the In-House Broadband Powerline Communications (2) : Measurements by HF Radio Astronomy Antennas, OHISHI Masatoshi,KITAGAWA Masahiro,MISAWA Hiroaki,TSUCHIYA Fuminori, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. 109, No. 370, p. 57-62, 2010/01/14
  • Leaked Emissions due to the In-House Broadband Powerline Communications (1) - Measurements of the Electric Field Strength at a Distance and Direct Measurements of the Common-Mode Current -, Masatoshi Ohishi,Masahiro Kitagawa,Hiroaki Misawa,Fuminori Tsuchiya, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 109, No. 185, EMCJ2009-40, pp. 29-34, 2009/09
  • Loophole in the Measurement of Conducted Emission from Broadband Power-Line Communications using Impedance Stabilization Network, Masahiro Kitagawa, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 108, No. 482, EMCJ2008-115, pp. 7-12, p. 7-12, 2009/03
  • Magnetic-field cycling triplet-DNP/NMR system for true quantum computation with hyperpolarized nuclear spins, A. Kagawa,M. Negoro,K. Takeda,M. Kitagawa, QUANTUM COMMUNICATION, MEASUREMENT AND COMPUTING (QCMC), AMER INST PHYSICS, Vol. 1110, p. 301-+, 2009
  • 分子スピン量子コンピュータ/量子情報処理システムの開発-化学のチャレンジ-真の多量子ビットコンピュータへのロードマップ, 北川勝浩,工位武治,佐藤和信,森田靖, 化学と工業, 日本化学会, Vol. Vol. 62-1, pp.31-33, No. 1, p. 31-33, 2009/01
  • Leaked Emissions due to the In-House Broadband Powerline Communications (1) : Measurements of the Electric Field Strength at a Distance and Direct Measurements of the Common-Mode Current, OHISHI Masatoshi,KITAGAWA Masahiro,MISAWA Hiroaki,TSUCHIYA Fuminori, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. Vol. 109, No. 185, EMCJ2009-40, pp. 29-34, No. 185, p. 29-34, 2009
  • LCL and Common Mode Current at the Outlet Do Not Tell the Common Mode Current Generated at the Remote Unbalanced Element on the Power-line, Masahiro Kitagawa, 2009 20TH INTERNATIONAL ZURICH SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY, IEEE, Vol. pp. 1-4, p. 321-324, 2009
  • インピーダンス安定化回路網を用いた広帯域電力線搬送通信設備の伝導妨害波測定の盲点, 北川勝浩, 信学技報, 社団法人電子情報通信学会, Vol. Vol. 108, No. 482, EMCJ2008-115, pp. 7-12, No. 482, p. 7-12, 2009
  • Hidden antenna currents in domestic power-line network : Mode conversion at switch branch, KITAGAWA Masahiro, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. 108, No. 307, p. 21-26, 2008/11/13
  • Hidden antenna current in domestic power-line network, Masahiro Kitagawa, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 108, No. 307, EMCJ2008-78, pp. 21-26, 2008/11
  • Electronic Structure of Diphenyl Nitroxide Derivative As a Molecular-Spin Bus Model for Three-Qubit Based Quantum Operations using Pulsed ESR/ENDOR Techniques, Yoshino T,Nishida S,Shigeaki N,Sato K,Rahimi R,Toyota K,Shiomi D,Morita Y,Kitagawa M,Takeji Takui, 2008/10
  • Designs and Synthetic Strategies for Novel Biradical Systems: Redox-based Spin Diversity in a 6-Oxophenalenoxyl-based Biradical and g-Engineering for Molecular-spin Quantum Computing, Nishida S,Ise T,Yoshino T,Nakazawa S,Mori N,Sato K,Toyota K,Shiomi D,Morita Y,Kitagawa M,Takui T, 2008/10
  • Implementation of Quantum Operation by Pulsed Electron Magnetic Resonance Technique for Molecular-Spin Quantum Computers, Kazunobu Sato,Shigeaki Nakazawa,Shinsuke Nishida,Tomoaki Ise,Robabeh Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hofer,Takeji Takui, 2008/09
  • Molecular Spin-Bus Quantum Computing by Pulsed ENDOR Technique: Application of Ensemble Molecular Spins to Quantum Information Science, Kazunobu Sato,Robabeh Rahimi,Tomohiro Yoshino,Shinsuke Nishida,Tomoaki Ise,Shigeaki Nakazawa,Yasushi Morita,Kazuo Toyota,Daisuke Shiomi,Masahiro Kitagawa,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hofer,Takeji Takui, 2008/09
  • A Model Compound for Molecular-Spin Bus Quantum Computers: Diphenyl Nitroxide Derivatives Studied by Single-Crystal ESR/ENDOR Spectroscopy, Tomohiro Yoshino,Shinsuke Nishida,Sgigeaki Nakazawa,Kazunobu Sato,Robabeh Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Takeji Takui, 2008/09
  • A Model for Ensemble Molecular-Spin Quantum Computers as Studied by Single-Crystal ESR, ENDOR, and Pulse-Based Coherent Dual ELDOR: Weakly Exchange-Coupled Biradicals as Electron-Spin Qubits, Shigeaki Nakazawa,Kazunobu Sato,Robabeh Rahimi,Tomohiro Yoshino,Shinsuke Nishida,Tomoaki Ise,Nobuyuki Mori,Yasushi, Morita,Kazuo Toyota,Daisuke Shiomi,Masahiro Kitagawa,Hideyuki Hara,Patric Carl,Peter Hofer,Takeji Takui, 2008/09
  • A Molecular Model for Ensemble Electron-Spin Quantum Computers: Crystal Structures and Magnetic Properties of Novel TEMPO Biradicals Designed in terms of Nonequivalent g-Tensor Engineering, Tomoaki Ise,Tomohiro Yoshino,Shigeaki Nakazawa,Nobuyuki Mori,Shinsuke Nishida,Kazunobu Sato,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Takeji Takui, 2008/09
  • Measurements of the Radiated Electric Field and the Common Mode Current from the In-house Broadband Power Line Commmunications in Residential Environment, Masahiro Kitagawa,Masatoshi Ohishi, Proc. of the 8th Int. Symposium on Electromagnetic Compatibility (EMC Europe 2008), Hamburg, Germany, Septemeber 8-12, 2008, EMC Europe, Vol. pp. 433-438, 2008/09
  • Magnetic-field cycling triplet-DNP/NMR system for true quantum compuation with hyperpolarized nuclear spins, Quantum Communication, A.Kagawa,Yu Murokawa,K. Takeda,M. Kitagawa, 2008/08
  • A Single-Crystal Pulsed ESR Study of Diphenyl Nitroxide as Models for Molecular-Spin Quantum Computers, Kazuki Ayabe,Kazunobu Sato,Shinsuke Nishida,Shigeaki Nakazawa,Robabeh Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hofer,Takeji Takui, 2008/07
  • The g- and A-Tensors Engineering of Weakly Exchange-Coupled Electron-Spin Systems for QC-ELDOR: Single-Crystal ESR Spectral Simulation of Diphenylnitroxide-Based Biradical Systems, Nobuyuki Mori,Tomohiro Yoshino,Shinsuke Nishida,Tomoaki Ise,Shigeki Nakazawa,Kazuo Toyota,Kazunobu Sato,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Takeji Takui, 2008/07
  • A Single-Crystal ESR/ENDOR Study of Diphenyl Nitroxide Derivatives: Search of Molecular-Spin Bus Systems for Quantum Computers, Tomohiro Yoshino,Shinsuke Nishida,Kazunobu Sato,Robabeh Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Takeji Takui, 2008/07
  • Magnetic Tensors of Weakly Exchange-Coupled Biradicals as Model Systems of Molecular Electron-Spin Quantum Operations, Shigeaki Nakazawa,Kazunobu Sato,Robabeh Rahimi,Tomohiro Yoshino,Shinsuke Nishida,Tomoaki Ise,Nobuyuki Mori,Yasushi, Morita,Kazuo Toyota,Daisuke Shiomi,Masahiro Kitagawa,Takeji Takui, 2008/07
  • Coherent-Dual ELDOR Technique for Implementation of Molecular-Spin Quantum Computers, Kazunobu Sato,Shigeaki Nakazawa,Shinsuke Nishida,Tomoaki Ise,Robabeh Rahimi,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hofer,Takeji Takui, 2008/07
  • Molecular-Spin Quantum Manipulation by Pulsed Electron Magnetic Resonance: pulsed ENDOR- and Coherent Dual ELDOR-QC, Kazunobu Sato,Robabeh Rahimi,Shigeaki Nakazawa,Tomoaki Ise,Shinsuke Nishida,Tomohiro Yoshino,Kazuo Toyota,Daisuke Shiomi,Yasushi Morita,Masahiro Kitagawa,Kazuhiro Nakasuji,Mikio Nakahara,Hideyuki Hara,Patrick Carl,Peter Hofer,Takeji Takui, 2008/07
  • Outlet LCL does not tell the mode conversions distributed in the power-line network - Transmission line theory of common-mode current and LCL -, Masahiro Kitagawa, IEICE Tech. Rep., 電子情報通信学会, Vol. 108, No. 97, p. 17-22, 2008/06
  • Measurements of the Radiated Electric Field and the Common Mode Current from the In-house Broadband Power Line Communications in Residential Environment III, Masahiro Kitagawa,Masatoshi Ohishi, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 107, No. 533, EMCJ2007-117, pp. 1-6, 2008/03
  • 住宅環境における屋内広帯域電力線搬送通信からの漏洩電界とコモンモード電流の測定 IＩＩ, 北川勝浩,大石雅寿, 信学技報, 社団法人電子情報通信学会, Vol. Vol. 107, No. 533, EMCJ2007-117, pp. 1-6, No. 533, p. 1-6, 2008
  • Molecular-Spin Quantum Manipulation by Pulsed Electron Magnetic Resonance: pulsed ENDOR- and Coherent Dual ELDOR-QC, 2008
  • Measurements of the Radiated Electric Field and the Common Mode Current from the In-house Broadband Power Line Communications in Residential Environment, Masahiro Kitagawa,Masatoshi Ohishi, 2008 INTERNATIONAL SYMPOSIUM ON ELECTROMAGNETIC COMPATIBILITY (EMC EUROPE), IEEE, Vol. pp. 433-438, p. 465-+, 2008
  • 屋内電力配線における隠れたアンテナ電流, 信学技報, Vol. Vol. 108, No. 307, EMCJ2008-78, pp. 21-26, 2008
  • Outlet LCL does not tell the mode conversions distributed in the power-line network - Transmission line theory of common-mode current and LCL -, IEICE Tech. Rep., Vol. Vol. 108, No. 97, EMCJ2008-10, pp. 17-22, 2008
  • A Single-Crystal Pulsed ESR Study of Diphenyl Nitroxide as Models for Molecular-Spin Quantum Computers, 2008
  • Magnetic Tensors of Weakly Exchange-Coupled Biradicals as Model Systems of Molecular Electron-Spin Quantum Operations, 2008
  • A Single-Crystal ESR/ENDOR Study of Diphenyl Nitroxide Derivatives: Search of Molecular-Spin Bus Systems for Quantum Computers, 2008
  • The g- and A-Tensors Engineering of Weakly Exchange-Coupled Electron-Spin Systems for QC-ELDOR: Single-Crystal ESR Spectral Simulation of Diphenylnitroxide-Based Biradical Systems, 2008
  • Coherent-Dual ELDOR Technique for Implementation of Molecular-Spin Quantum Computers, 2008
  • Implementation of Quantum Operation by Pulsed Electron Magnetic Resonance Technique for Molecular-Spin Quantum Computers, 2008
  • Molecular Spin-Bus Quantum Computing by Pulsed ENDOR Technique: Application of Ensemble Molecular Spins to Quantum Information Science, 2008
  • A Model Compound for Molecular-Spin Bus Quantum Computers: Diphenyl Nitroxide Derivatives Studied by Single-Crystal ESR/ENDOR Spectroscopy, 2008
  • A Molecular Model for Ensemble Electron-Spin Quantum Computers: Crystal Structures and Magnetic Properties of Novel TEMPO Biradicals Designed in terms of Nonequivalent g-Tensor Engineering, 2008
  • A Model for Ensemble Molecular-Spin Quantum Computers as Studied by Single-Crystal ESR, ENDOR, and Pulse-Based Coherent Dual ELDOR: Weakly Exchange-Coupled Biradicals as Electron-Spin Qubits, 2008
  • Designs and Synthetic Strategies for Novel Biradical Systems: Redox-based Spin Diversity in a 6-Oxophenalenoxyl-based Biradical and g-Engineering for Molecular-spin Quantum Computing, 2008
  • Electronic Structure of Diphenyl Nitroxide Derivative As a Molecular-Spin Bus Model for Three-Qubit Based Quantum Operations using Pulsed ESR/ENDOR Techniques, 2008
  • Measurements of the Radiated Electric Field and the Common Mode Current from the In-house Broadband Power Line Communications in Residential Environment III, Masahiro Kitagawa,Masatoshi Ohishi, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 107, No. 278, EMCJ2007-53, pp. 1-6, 2007/10
  • In-situ Measurement of the Antenna Factor of In-house Power Lines, Masahiro Kitagawa, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 107, No. 278, EMCJ2007-54, pp. 7-12, 2007/10
  • Measurements of the Radiated Electric Field and the Common Mode Current from the In-house Broadband Power Line Communications in Residential Environment I, Masahiro Kitagawa,Masatoshi Ohishi, IEICE Tech. Rep., 電子情報通信学会, Vol. Vol. 107, No. 226, EMCJ2007-49, pp. 37-42, p. 37-42, 2007/09
  • 19pXG-4 Single-experiment-detectable multipartite entanglement witness for ensemble quantum computing, Rahimi Robabeh,SaiToh Akira,Nakahara Mikio,Kitagawa Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 62, No. 1, p. 144-144, 2007/02/28
  • Emission from in-house broadband power line communications and wireless interference, Vol. 59, No. 2, p. 69-71, 2007
  • 住宅環境における屋内広帯域電力線搬送通信からの漏洩電界とコモンモード電流の測定 I, 北川勝浩,大石雅寿, 信学技報, 社団法人電子情報通信学会, Vol. Vol. 107, No. 226, EMCJ2007-49, pp. 37-42, No. 226, p. 37-42, 2007
  • 住宅環境における屋内広帯域電力線搬送通信からの漏洩電界とコモンモード電流の測定 IＩ, 北川勝浩,大石雅寿, 信学技報, 社団法人電子情報通信学会, Vol. Vol. 107, No. 278, EMCJ2007-53, pp. 1-6, No. 279, p. 1-6, 2007
  • In-situ Measurements of the Antenna Factor of In-house Power Lines, KITAGAWA Masahiro, IEICE technical report, The Institute of Electronics, Information and Communication Engineers, Vol. Vol. 107, No. 278, EMCJ2007-54, pp. 7-12, No. 279, p. 7-12, 2007
  • Magnetic Parameters of diphenylnitroxide as studied by single-crystal ENDOR and pulsed ESR spectroscopy at ambient temperature, RAHIMI Robabeh,佐藤和信,西田辰介,塩見大輔,豊田和男,上田顕,鈴木修一,森田靖,中筋一弘,北川勝浩,工位武治, 日本化学会講演予稿集, Vol. 86th, No. 1, 2006
  • Generation and interconversion of molecular-spin based entangled states by pulsed ENDOR technique, 佐藤和信,RAHIMI Robabeh,新納隆,西田辰介,上田顕,鈴木修一,森田靖,古川貢,豊田和男,塩見大輔,中村敏和,北川勝浩,中筋一弘,原英之,工位武治, 日本化学会講演予稿集, Vol. 86th, No. 1, 2006
  • 22pWA-2 Numerical evaluation of database searching with NMR ensemble measurements, Saitoh Akira,Kitagawa Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 60, No. 2, p. 89-89, 2005/08/19
  • 室温単結晶CW-ENDOR及びパルスESRによるQC分子スピンジフェニルニトロキシドの磁気的テンソルの実験的再決定と理論計算, RAHIMI Robabeh,佐藤和信,西田辰介,塩見大輔,豊田和男,上田顕,鈴木修一,森田靖,中筋一弘,北川勝浩,工位武治, 電子スピンサイエンス学会年会講演要旨集, Vol. 44th, 2005
  • パルスENDOR法による分子スピン量子情報操作, 佐藤和信,RAHIMI Robabeh,新納隆,西田辰介,上田顕,鈴木修一,森田靖,古川貢,豊田和男,塩見大輔,中村敏和,北川勝浩,中筋一弘,工位武治, 電子スピンサイエンス学会年会講演要旨集, Vol. 44th, 2005
  • 30pXG-4 Controlled^2-U gate using transition-selective pulses on (ABC)_n type NMR quantum computer, Nagashima K.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 59, No. 1, p. 198-198, 2004/03/03
  • パルスENDOR法を用いたスピン操作と量子計算の可能性, 佐藤和信,RAHIMI R,古川貢,豊田和男,塩見大輔,中村敏和,北川勝浩,工位武治, 電子スピンサイエンス学会年会講演要旨集, Vol. 43rd, 2004
  • 分子からみた量子コンピューター (特集 材料開発からみた量子コンピューター), 北川 勝浩, 機能材料, シーエムシー出版, Vol. 23, No. 12, p. 14-20, 2003/12
  • Efficient Initialization Algorithm based for NMR Quantum Computers on Typical Sequences, Kataoka A.,Kitagawa M., Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 58, No. 1, p. 180-180, 2003/03/06
  • Simulation of Initialization Scheme for NMR Quantum Computation based on Bias-Redistribution, SAITOH Akira,NAGASHIMA Kensuke,KITAGAWA Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 58, No. 1, p. 180-180, 2003/03/06
  • NMR量子コンピューティングの現状 (特集 量子情報技術--最前線からの展望), 北川 勝浩, Computer today, サイエンス社, Vol. 20, No. 1, p. 10-15, 2003/01
  • 国際会議 : International Symposium on Quantum Computing Nano-Science&Technology for Implementation of Quantum Computers, 北川勝浩, 電子情報通信学会誌, 社団法人電子情報通信学会, Vol. 85, No. 10, p. 748-748, 2002/10/01
  • 24pWM-3 Initialization of NMR Quantum Computers based on Typical Sequences, Kitagawa Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 57, No. 1, p. 117-117, 2002/03/01
  • 物理がわかる, 朝日新聞社, Vol. 74-75, 2002
  • 分子ナノテクノロジー, 化学同人, Vol. 187-197, 2002
  • 分子で作る量子コンピュータ, 北川勝浩, 化学と工業 = Chemistry and chemical industry, 日本化学会, Vol. 54, No. 4, p. 459-462, 2001/04/01
  • The Birth of Quantum Computer : 1.From Molecule to Computer, KITAGAWA Masahiro,Masahiro Kitagawa,Graduate School of Engineering Science Osaka University, Vol. 16, No. 6, p. 588-596, 1999/11/15
  • NMR量子コンピュ-タ (特集 量子コンピュ-タ--量子計算:理論と実験の最前線), 北川 勝浩, 数理科学, サイエンス社, Vol. 36, No. 10, p. 43-50, 1998/10
  • Fast Fourier Transform by NMR Quantum Computing, YAMASHINA Katsuhisa,KITAGAWA Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 53, No. 2, p. 340-340, 1998/09/05
  • NMR Quantum Computation:Present and Future, KITAGAWA Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 53, No. 2, p. 339-339, 1998/09/05
  • Extraction of NMR Quantum Computation Result with Parity Gate, KITAGAWA Masahiro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 53, No. 1, p. 292-292, 1998/03/10
  • 5p-Q-13 Fiber Loop Interferometer for Quantum Cryptography, Kitagawa Masahiro,Kataoka Hiroshi,Kobayashi Tetsuro, Meeting abstracts of the Physical Society of Japan, The Physical Society of Japan (JPS), Vol. 52, No. 2, p. 315-315, 1997/09/16
  • Spatially Distinguishable Schrodinger Cat States, Kitagawa Masahiro, Abstracts of the meeting of the Physical Society of Japan. Sectional meeting, The Physical Society of Japan (JPS), Vol. 1996, No. 2, p. 478-478, 1996/09/13
  • 26p-A-7 2つの独立な半導体レーザの位相/周波数比較, 武居弘樹,福田達也,井上規昭,北川勝浩,小林哲郎, 応用物理学関係連合講演会講演予稿集, 応用物理学会, Vol. 43, No. 3, 1996/03/26
  • 29p-ZP-5 極細(<<λ)光(?)ビーム : 2次元光波の利用によるもの, 小林哲郎,山岸傑,森本朗裕,北川勝浩, 応用物理学関係連合講演会講演予稿集, 応用物理学会, Vol. 42, No. 3, 1995/03/28
  • 28a-Z-8 ループ形干渉計におけるリサイクリング共振器長の安定化, 遠藤毅,管朋哉,武居弘樹,北川勝浩,森本朗裕,小林哲郎, 応用物理学関係連合講演会講演予稿集, 応用物理学会, Vol. 42, No. 3, 1995/03/28
  • 28p-E-4 Spin Squeezing and its Applications, Kitagawa Masahiro, Abstracts of the meeting of the Physical Society of Japan. Annual meeting, The Physical Society of Japan (JPS), Vol. 49, No. 2, p. 361-361, 1994/03/16
  • 14a-DA-6 Linearized Spin Squeezing by Iterated Self- and Mutual-Phase Modulations, Kitagawa Masahiro, Abstracts of the meeting of the Physical Society of Japan. Sectional meeting, The Physical Society of Japan (JPS), Vol. 1993, No. 2, p. 452-452, 1993/09/20
  • 30a-K-7 Effect of Source Noise in Nonlinear Interferometers, Kitagawa M., Abstracts of the meeting of the Physical Society of Japan. Annual meeting, The Physical Society of Japan (JPS), Vol. 48, No. 2, p. 381-381, 1993/03/16
  • 28p-T-11 Sub-Quantum-Limit Partition of Quanta by Nonlinear Beamsplitters, Kitagawa M,Ueda M, The Physical Society of Japan (JPS), Vol. 47, No. 2, p. 388-388, 1992/03/12
  • 30a-ZK-6 Nonlinear-lnterferometric Generation of Quantum-Correlated Fermion States, Kitagawa M.,Ueda M., The Physical Society of Japan (JPS), Vol. 46, No. 3, p. 378-378, 1991/09/12
  • 28p-R-12 Squeezed Spin States, Kitagawa M.,Ueda M., The Physical Society of Japan (JPS), Vol. 46, No. 2, p. 369-369, 1991/09/12
  • 28p-R-11 Reversible Unsharp Measurement in Quantum Optics, UEDA Masahito,IMOTO Nobuyuki,KITAGAWA Masahiro, The Physical Society of Japan (JPS), Vol. 46, No. 2, p. 368-368, 1991/09/12
  • 26p-ZB-8 Uncertatinty Relationship in Superconductivity, Kitagawa M.,Ueda M., The Physical Society of Japan (JPS), Vol. 1991, No. 3, p. 311-311, 1991/03/11
  • PROGRESS IN OPTICS, VOLUME XXVIII, NORTH-HOLLAND, Vol. 89-179, 1990
  • 光のスクイジング--量子力学的不確定性の操作, 北川 勝浩,山本 喜久, レ-ザ-研究, レ-ザ-学会, Vol. 15, No. 10, p. p753-763, 1987/10
  • 28a-D-8 量子非破壊測定による光子数-位相最小不確定状態の発生法(量子エレクトロニクス), 北川 勝浩,井元 信之,山本 喜久, 年会講演予稿集, 一般社団法人日本物理学会, Vol. 42, No. 2, p. 339-339, 1987/03/27
  • 27p-QF-10 非線形干渉形における光子数-位相・最小不確定状態, 北川 勝浩,山本 喜久, 秋の分科会講演予稿集, 一般社団法人日本物理学会, Vol. 1986, No. 2, p. 385-385, 1986/09/12

Publications

  • Principles and Methods of Quantum Information Technologies, Masahiro Kitagawa,Yasushi Morita,Akinori Kagawa,Makoto Negoro, Springer, ISBN:9784431557555, 2016/01
  • 分子ナノテクノロジー, 北川勝浩, 化学同人, ISBN:4759807365, 2002/06
  • 物理がわかる, 北川勝浩, 朝日新聞社, ISBN:4022741295, 2002/05
  • PROGRESS IN OPTICS, VOLUME XXVIII, Y. YAMAMOTO,S. MACHIDA,S. SAITO,N. IMOTO,T. YANAGAWA,M. KiTAGAWA,G. BJORK, NORTH-HOLLAND, 1990/04

Industrial Property Rights

  • 量子誤り訂正方法、量子誤り訂正装置、および、量子情報格納装置, 根来誠,北川勝浩,森田靖,西田辰介,藤井啓祐, 特許第5376482号, 特願2013-1228486, 出願日:2013/06, 登録日:2013/10
  • スピン磁気共鳴装置および方法, 北川勝浩,田渕豊,武田和行,西山裕介, 特願2009-107890号, 出願日:2009/04

Works

  • 核スピンネットワーク量子コンピュータ, 2004 -

Awards

  • 大阪大学総長顕彰, 北川勝浩, 大阪大学, 2013/06

Presentations

  • Solid State Yellow Laser System for the Experiment on Laser-Assist Dynamic Nuclear Spin Polarization, Joe Nishibata,Yasunobu Arikawa,Akinori Kagawa,Makoto Negoro,Masahiro Kitagawa,Nozomi Nakajima,Shohei Sakata,Seungho Lee,Kazuki Matsuo,Farley K.F. Law,Hiroki Morita,Chang Liu,Huan Li,Yuki Abe,Ryosuke Mizutani,Akifumi Yogo,Mitsuo Nakai,Ryosuke Kodama,Shinsuke Fujioka, 2019/09
  • The development of spin polarized deuterium target for super directional neutron generation, Joe Nishibata,Yasunobu Arikawa,Akinori Kagawa,Makoto Negoro,Masahiro Kitagawa,Shohei Sakata,Chang Liu,Kazuki Matsuo,Hiroki Morita,Akifumi Yogo,Mitsuo Nakai,Yuki Abe,King Fai,Farley Law,Huan Li,Seungho Lee,Nozomi Nakajima,Ryosuke Mizutani,Shinsuke Fujioka,Ryosuke Kodama, 2019/04

Committee Memberships

  • イノベーション政策強化推進のための有識者会議「量子技術イノベーション」（量子技術イノベーション会議）, 2020/09 - Present